# PredictCurrent vs RadioFax

The clearest difference is price: PredictCurrent at Free against RadioFax's $2.99. PredictCurrent also leads on chart position (#95 vs unranked). RadioFax's advantage is in-app purchases (none vs 5) and update cadence (every 3 days vs monthly). On ads, device support and iOS requirement there is nothing between them.

PredictCurrent is free to download; RadioFax costs $2.99 up front. PredictCurrent sells 5 in-app purchases, starting at $15.00 per month. RadioFax asks for nothing beyond the download.

PredictCurrent ships an update monthly, RadioFax every 3 days. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | PredictCurrent | RadioFax |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[4.5 (268 ratings)](https://appshunter.io/ios/app/predictcurrent/id6468610449/reviews)** | — |
| Number of ratings | **268** | — |
| Positive reviews | 56.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#95** | — |
| Size | 50 MB | 2 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [PredictWind Limited](https://appshunter.io/developer/477048590) | [晨阳 段](https://appshunter.io/developer/1791560858) |

## What reviewers say

### PredictCurrent

[App page](https://appshunter.io/ios/app/predictcurrent/id6468610449)

**Currently charting:** #95 Top Grossing · Weather (US App Store)

Navigate coastal waters with detailed tidal and ocean current maps. Access 10-day forecasts for currents, wind, waves, and sea temperatures. Essential for safe marine planning and exploration.

**Highlights:** Ultra-high-resolution 100m tidal current maps, 400m and 4km global coastline coverage, 10-day animated forecasts for currents, wind, and waves, Hourly tide chart data, Wind-against-current interaction analysis, Sea temperature tracking

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PredictCurrent Pro 1-Month | $15.00 | per month |
| PredictCurrent Pro 3-Monthly | $29.00 | per 3 months |
| PredictCurrent Pro 3-Monthly | $29.00 | per 3 months |
| PredictCurrent Pro 3-Monthly | $29.00 | per 3 months |
| PredictCurrent Pro Annual | $99.00 | per year |

**What reviewers like**

- 📊 Detailed hour-by-hour current visualizations
- 🎯 Accurate tidal and current predictions
- 👍 Intuitive and user-friendly interface
- 🌊 Comprehensive water condition data (wind, tide, waves, temperature)
- 💼 Valuable competitive advantage for water sports professionals

**What reviewers complain about**

- 💰 Expensive subscription pricing ($24-30 quarterly)
- 🚫 Mandatory account creation required
- 📍 Limited geographic coverage and location availability
- ⏰ Forecast data limited to short timeframes (until 11am-noon next day)
- 🔐 Privacy concerns regarding personal data collection

**Reported bugs**

- Unable to add location error messages despite valid coordinates
- Location setup fails to respond or complete
- Password not saved correctly in database, preventing login
- Account creation fails with character handling errors
- App crashes when setting locations

**Requested features**

- Extended forecast data for full 24-hour next day coverage
- Smaller time increment stepping (sub-hourly) for racing
- Exact tide turn time information beyond hourly data
- Legend/symbol guide for app indicators
- Improved coastal and estuarine modeling


### RadioFax

[App page](https://appshunter.io/ios/app/radiofax-weather-fax-decoder/id6788627562)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is PredictCurrent free?

PredictCurrent is free to download, with in-app purchases available.

### Is RadioFax free?

RadioFax costs $2.99, with no in-app purchases.

### Do PredictCurrent or RadioFax have ads?

Neither PredictCurrent nor RadioFax shows ads.

### Which is updated more often, PredictCurrent or RadioFax?

PredictCurrent ships an update monthly, and RadioFax every 3 days. Most recently, PredictCurrent was updated on October 27, 2026 and RadioFax on October 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*